package system;

import java.sql.Date;

/**
 * @author 15594
 *
 */
public class SystemDemo {
    public static void main(String[] args) {
        System.out.println(System.currentTimeMillis());



//        Date date = new Date();

        //退出程序
        System.exit(0);
        System.out.println("程序已经退出");

    }
}
